19914464

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{13241}}^1$

素因数の和:13298

約数の個数: 24

約数和(自身を含む): 40043808

約数和(自身を除く): 20129344

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 752, 1504, 13241, 26482, 52964, 105928, 211856, 423712, 622327, 1244654, 2489308, 4978616, 9957232, 19914464]

約数ペア:

[(1, 19914464), (2, 9957232), (4, 4978616), (8, 2489308), (16, 1244654), (32, 622327), (47, 423712), (94, 211856), (188, 105928), (376, 52964), (752, 26482), (1504, 13241)]